Jean-Christophe Deslarzes - 01 Jan 2026 Form 3 Insider Report for CONSTELLIUM SE (CSTM)

Role: Director
Signature: /s/ Kristine Carpenter, Attorney-in-Fact for Jean-Christophe Deslarzes
Issuer symbol: CSTM
Transactions as of: 01 Jan 2026
Net transactions value: $0
Form type: 3
Filing time: 02 Jan 2026, 10:44:09 UTC
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Deslarzes Jean-Christophe	Director	300 EAST LOMBARD STREET, SUITE 1710, BALTIMORE	/s/ Kristine Carpenter, Attorney-in-Fact for Jean-Christophe Deslarzes	02 Jan 2026	0002092745

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	CSTM	Ordinary shares						39,035	01 Jan 2026	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.